#include<bits/stdc++.h>
#include <unistd.h>
using namespace std;
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
const int N=2e5+10;
#define INF 0x3f3f3f3f;
typedef long long int ll;
//#define close(); std::ios::sync_with_stdio(false);cin.tie(0),cout.tie(0);
//----------------------------------------------------------------------------//



int main()
{
	//close();
	pid_t id = fork();
	if(id==0)
	{
		cout<<"i am child"<<'\n';
	}
	return 0;
}